134722560 has 264 divisors, whose sum is σ = 504053280. Its totient is φ = 30621696.

The previous prime is 134722541. The next prime is 134722561. The reversal of 134722560 is 65227431.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134722561) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 752551 + ... + 752729.

Almost surely, 2^134722560 is an apocalyptic number.

134722560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134722560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252026640).

134722560 is an abundant number, since it is smaller than the sum of its proper divisors (369330720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134722560 is a wasteful number, since it uses less digits than its factorization.

134722560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221 (or 196 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 134722560 is about 11607.0047815963. The cubic root of 134722560 is about 512.6411239359.

Adding to 134722560 its reverse (65227431), we get a palindrome (199949991).

The spelling of 134722560 in words is "one hundred thirty-four million, seven hundred twenty-two thousand, five hundred sixty".